The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-718-8592, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-718-8592 |
| Primary Part Number | 7188592 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Head Height | 0.130 INCHES NOMINAL IN |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Thread Length | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-637 FED SPEC 2ND MATERIAL RESPONSE OR ASTM S575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 5TH MATERIAL RESPONSE OR ASTM A575 ASSN STD 6TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 7TH MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.156 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | ROUND |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.250 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PHOSPHATE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 1212 OR STEEL COMP 1118 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1022 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.359 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7188592 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5305-00-718-8592 is a Screw,externally Relieved Body, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-718-8592 has 1 manufacturer part number on file: 7188592 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 7188592: Head Height: 0.130 INCHES NOMINAL IN; Fastener Length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Thread Length: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Material Document and Classification: ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-637 FED SPEC 2ND MATERIAL RESPONSE OR ASTM S575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 5TH MATERIAL RESPONSE OR ASTM A575 ASSN STD 6TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 7TH MATERIAL RESPONSE OVERALL. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.